货币兑换

货 = 化 + 贝 : Helga Horse (hu) is using a transformer (化) to roast crabs (贝) in the observatory's bathroom (o4). Later she wants to sell the roasted crabs (货) as commodity (货) for money (货).

币 = 丿 + 巾 : Brunhilde (bi) wants to take a shower in the space station's bathroom (Ø4). Wearing only a towel (巾) she is fiddling with the coin (币) operated switch. She is to greedy to use a real coin, so she inserts a fake one. The machine detects the fake coin though and instead of water there are bananas (丿) coming out of the shower head.

兑 = 丷 + 兄 : Doggy Dog opened a cash exchange booth in the Eiffel Tower's bathroom. His first customers are Apollo and a mean crocodile.

换 = 奂 + 扌 : Helga Horse (hu) received two new toy claws (扌) and tests them in the anthill's bathroom (an4). To test whether they are the same, she repeatedly exchanges (换) them and weighs them in her hands. She then makes both tips of the claws touch and quietly whispers "excellent" (奂).